Question: What is the taxon with the minimum genome size whose instance of is taxon?
Paraphrase: What is the name of the taxon with the minimum genome size whose instance of is taxon?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q16521 . ?ent wdt:P2143 ?obj . ?ent wdt:P31 wd:Q16521} ORDER BY ASC(?obj)LIMIT 5 
Answer: Triticum aestivum